Community piped water supply systems in developing countries a planning manual
| Egile nagusia: | |
|---|---|
| Beste egile batzuk: | |
| Formatua: | Liburua |
| Argitaratua: |
Washington, D.C.
World Bank
1987.
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| Saila: | World Bank technical paperx0253-7494
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| Gaiak: |


